115700144 has 20 divisors (see below), whose sum is σ = 256193424. Its totient is φ = 49585728.

The previous prime is 115700119. The next prime is 115700149. The reversal of 115700144 is 441007511.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (115700149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 516407 + ... + 516630.

Almost surely, 2^115700144 is an apocalyptic number.

115700144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

115700144 is an abundant number, since it is smaller than the sum of its proper divisors (140493280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115700144 is a wasteful number, since it uses less digits than its factorization.

115700144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033052 (or 1033046 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 115700144 is about 10756.4001413112. The cubic root of 115700144 is about 487.2793043558.

Adding to 115700144 its reverse (441007511), we get a palindrome (556707655).

The spelling of 115700144 in words is "one hundred fifteen million, seven hundred thousand, one hundred forty-four".